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Finding the Fourth Proportional to 35,481.60, 53,337.60 and 25,164.80

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Solution

The fourth proportional to 35,481.60, 53,337.60 and 25,164.80 is: 37,828.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,481.60 : 53,337.60 = 25,164.80 : x
  2. Step 2: Convert to fraction form
    35,481.60/53,337.60 = 25,164.80/x
  3. Step 3: Cross multiply
    35,481.60x = 53,337.60 × 25,164.80
  4. Step 4: Simplify right side
    35,481.60x = 1,342,230,036.48
  5. Step 5: Solve for x
    x = 1,342,230,036.48/35,481.60
  6. Step 6: Final answer
    x = 37,828.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.